Arinia ascotrochus Maassen, 1994 | 
Arinia dioryx Vermeulen, 1994 | 
Arinia paricostata Vermeulen, 1994 | 
Arinia sp. 130736 | 
Arinia stenotrochus stenotrochus Vermeulen, 1994 | 
Arinia strophostoma strophostoma Vermeulen, 1994 | 
Arinia valkenburgi Vermeulen, 1994 | 
Diplommatina abundans Maassen, 2002 |
Diplommatina bicoronata bicoronata von Martens, 1884 | 
Diplommatina carinaspinosa Maassen, 2002 | 
Diplommatina carisnapinosa Maassen, 2002 | 
Diplommatina cf. bicoronata pratexta Vermeulen, 1993 | 
Diplommatina lacrimans Vermeulen, 1993 | 
Diplommatina miraculumdei Vermeulen, 1993 | 
Diplommatina sinulabris Vermeulen, 1993 | 
Diplommatina sp. 130762 |
Diplommatina sp. 130765 | 
Diplommatina supralamellata Maassen, 2007 | 
Diplommatina ventriculus (Moellendorff, 1891) | 
Diplommatina wilhelminae Maassen, 2002 | 
Diplommatina wilhelminae vanderblommi Maassen, 2000 | 
Opisthostoma acolaston Vermeulen, 1994 | 
Opisthostoma asyndeton Vermeulen, 1994 | 
Opisthostoma ballorum Vermeulen, 1991 |
Opisthostoma baritense E.A.Smith, 1893 | 
Opisthostoma gibbosum Vermeulen, 1994 | 
Opisthostoma javanica Benthem-Jutting, 1959 | 
Opisthostoma secreta Maassen, 2000 | 
Opisthostoma semisolutum Vermeulen, 1994 | 
Opisthostoma transequatorialis Vermeulen, 1994 | 
Plectostoma kitelli Maassen, 2002 | |
